We buy cars Johannesburg south

We bought a Chevrolet cruze 2017 at we buy cars the salesman scan the car and said there is nothing wrong with the car a week after we bought the car the problems start happening to after 5 months the car was so bad I could barely drive it I took it back to we buy cars and they bought it back for R30000 less of what I paid for it be careful when you buy a car from them